[Sunhelp] Ethernet puzzle

Fri Sep 22 07:35:47 CDT 2000

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force the switch settings and force the box settings with either /etc/system
or ndd files.

> -----Original Message-----
> From:	Gary Gendel x3145 [SMTP:ggendel at sarnoff.com]
> Sent:	Friday, September 22, 2000 8:14 AM
> To:	sunhelp at sunhelp.org
> Subject:	RE: [Sunhelp] Ethernet puzzle 
> 
> Hi all,
> 
> Thanks for everyone's input...
> 
> It seems that this is a common ailment for some switches.  However, I did
> find 
> this interesting...
> 
> When I first power up the Ultra-10, the D-link port lights show up as 
> 100base-T/half duplex.  When the Ultra starts booting, the lights go out
> and 
> the problem occurs (no initialization).  However, if I unplugged the cable
> and 
> powered up the Ultra, plugging the cable in after the booting starts, the
> port 
> does initialize itself correctly.  It would seem that the initial power-on
> 
> state of the ethernet card confuses the D-link port logic.  I also found,
> that 
> once it initializes properly, I can shut down the Ultra and power up
> without 
> fail.  The problem only seems to reoccur when the machine is powered off
> for 
> several hours.  It's a cumbersome way to start up the system, but it seems
> to 
> be one way to workaround the problem.  Caveat: I haven't done enough 
> experimentation to be sure that this workaround behaves consistantly
> (yet).
> 
> Regards,
> Gary
> 
> _______________________________________________
> SunHELP maillist  -  SunHELP at sunhelp.org
> http://www.sunhelp.org/mailman/listinfo/sunhelp

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<P><FONT COLOR=3D"#0000FF" SIZE=3D2 FACE=3D"Arial">force the switch =
settings and force the box settings with either /etc/system or ndd =
files.</FONT>
</P>
<UL>
<P><FONT SIZE=3D1 FACE=3D"Arial">-----Original Message-----</FONT>
<BR><B><FONT SIZE=3D1 FACE=3D"Arial">From:  </FONT></B> <FONT =
SIZE=3D1 FACE=3D"Arial">Gary Gendel x3145 =
[SMTP:ggendel at sarnoff.com]</FONT>
<BR><B><FONT SIZE=3D1 FACE=3D"Arial">Sent:  </FONT></B> <FONT =
SIZE=3D1 FACE=3D"Arial">Friday, September 22, 2000 8:14 AM</FONT>
<BR><B><FONT SIZE=3D1 =
FACE=3D"Arial">To:    </FONT></B> <FONT SIZE=3D1 =
FACE=3D"Arial">sunhelp at sunhelp.org</FONT>
<BR><B><FONT SIZE=3D1 =
FACE=3D"Arial">Subject:       </FONT>=
</B> <FONT SIZE=3D1 FACE=3D"Arial">RE: [Sunhelp] Ethernet puzzle =
</FONT>
</P>

<P><FONT SIZE=3D2 FACE=3D"Arial">Hi all,</FONT>
</P>

<P><FONT SIZE=3D2 FACE=3D"Arial">Thanks for everyone's input...</FONT>
</P>

<P><FONT SIZE=3D2 FACE=3D"Arial">It seems that this is a common ailment =
for some switches.  However, I did find </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">this interesting...</FONT>
</P>

<P><FONT SIZE=3D2 FACE=3D"Arial">When I first power up the Ultra-10, =
the D-link port lights show up as </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">100base-T/half duplex.  When the =
Ultra starts booting, the lights go out and </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">the problem occurs (no =
initialization).  However, if I unplugged the cable and </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">powered up the Ultra, plugging the =
cable in after the booting starts, the port </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">does initialize itself =
correctly.  It would seem that the initial power-on </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">state of the ethernet card confuses =
the D-link port logic.  I also found, that </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">once it initializes properly, I can =
shut down the Ultra and power up without </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">fail.  The problem only seems to =
reoccur when the machine is powered off for </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">several hours.  It's a =
cumbersome way to start up the system, but it seems to </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">be one way to workaround the =
problem.  Caveat: I haven't done enough </FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">experimentation to be sure that this =
workaround behaves consistantly (yet).</FONT>
</P>

<P><FONT SIZE=3D2 FACE=3D"Arial">Regards,</FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">Gary</FONT>
</P>

<P><FONT SIZE=3D2 =
FACE=3D"Arial">_______________________________________________</FONT>
<BR><FONT SIZE=3D2 FACE=3D"Arial">SunHELP maillist  -  =
SunHELP at sunhelp.org</FONT>
<BR><U><FONT COLOR=3D"#0000FF" SIZE=3D2 FACE=3D"Arial"><A =
HREF=3D"http://www.sunhelp.org/mailman/listinfo/sunhelp" =
TARGET=3D"_blank">http://www.sunhelp.org/mailman/listinfo/sunhelp</A></F=
ONT></U>
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